CN209408537U

CN209408537U - A kind of educational robot mobile platform

Info

Publication number: CN209408537U
Application number: CN201822214883.2U
Authority: CN
Inventors: 娄建安
Original assignee: Shaoxing Dandelion Education Technology Co Ltd
Current assignee: Shaoxing Dandelion Education Technology Co Ltd
Priority date: 2018-12-27
Filing date: 2018-12-27
Publication date: 2019-09-20
Anticipated expiration: 2028-12-27

Abstract

The utility model discloses a kind of educational robot mobile platforms, including chassis, the inside chassis is fixedly installed with motor, rear drive sprocket is connected on the motor output end, the tray bottom is provided with dashpot, the dashpot is internally provided with steering front wheel, the steering front wheel includes the fixing seat that one end is protruded into inside dashpot and the idler wheel being rotatably connected in fixing seat, one end that the fixing seat protrudes into inside dashpot is fixedly connected with slide bar, is arranged with damping spring on the slide bar.The utility model has the beneficial effects that the steering front wheel bumper and absorbing shock ability of the utility model is stronger, so that mobile platform is not in the jiggly problem of movement on roughness pavement when driving, the normal use effect of educational robot ensure that.

Description

A kind of educational robot mobile platform

Technical field

The utility model relates to robot moving platform technical field, specially a kind of educational robot mobile platform.

Background technique

With the development of the relevant technologies such as artificial intelligence technology, computer technology, both at home and abroad to the research of intelligent robot It is more and more deep, due to robot design and manufacture cover automatic control, pattern-recognition, sensing technology, electronics, computer, The multi-disciplinary knowledge such as mechanical and automobile, so there is the people of more and more different fields to begin to join robot field's at present Study, while many universities and colleges have also opened up the related course of robot profession in student.

In order to meet robot profession related course teaching demonstration and experimental teaching demand, need when theory study to match Educational robot collaboration demonstration is closed, the robot of the prior art is broadly divided into two major classes, including wheel type mobile by its motion mode Robot and sufficient formula mobile robot since sufficient formula mobile robot also rests on joint of robot movement at present, that is, allow It is realized in mobile level, furthermore the main component of legged type robot is steering engine, and with increasing for joint, steering engine quantity is just It can increase therewith, result in legged type robot in this way and involve great expense, so saying from the level of education, wheeled mobile robot is machine Device people educates optimal selection, first is that price is low, second is that move mode is simple, and it being capable of course preferably relevant to present colleges It combines.

Currently, educational robot, which relies primarily on matched mobile platform, realizes locomotive function, robot special mobile Platform has the advantages that wheeled construction is stable, weight bearing ability is strong, but its there are still have shortcoming: the steering front wheel of mobile platform Bumper and absorbing shock ability is poor, is easy to appear the jiggly problem of movement when driving on roughness pavement, influences educational robot Normal use effect.

Utility model content

The purpose of this utility model just is not easy to skid in the one kind provided to solve the problem above-mentioned, bumper and absorbing shock energy Power is strong, moves stable educational robot mobile platform.

The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of educational robot mobile platform, packet Chassis is included, the inside chassis is fixedly installed with motor, and rear drive sprocket, the tray bottom are connected on the motor output end It is provided with dashpot, the dashpot is internally provided with steering front wheel, and the steering front wheel includes that one end is protruded into inside dashpot Fixing seat and the idler wheel that is rotatably connected in fixing seat, one end that the fixing seat protrudes into inside dashpot is fixedly connected with cunning Bar is arranged with damping spring on the slide bar, and described damping spring one end is fixedly connected at the top of fixing seat, and the other end is fixed to be connected It connects and is provided with surge chamber at the top of buffering trench bottom, the dashpot, the surge chamber two sides offer gear grooved, the gear Slot is internally provided with gear, is provided with empty slot at the top of the surge chamber, the empty slot bottom offers through-hole one, the dashpot Bottom offers through-hole two, and the slide bar sequentially passes through through-hole one and through-hole two protrudes into inside surge chamber and empty slot, the slide bar The end surface protruded into inside surge chamber is provided with several teeth that connection is engaged with gear.

As the further setting of the utility model, the fixing seat two sides are provided with auxiliary wheel device, the auxiliary wheel Device includes connecting rod and the universal wheel that is fixedly connected in connecting rod.

As the further setting of the utility model, regulating tank, the tune are provided on the outer wall of the fixing seat two sides Section slot is internally provided with gag lever post, and the connecting rod offers the limit hole for gag lever post insertion far from one end of universal wheel, The first spring is provided between the connecting rod and regulating tank roof, first spring one end is fixedly connected on regulating tank roof On, the other end is connected with connecting rod, is provided with second spring, the second spring one between the connecting rod and adjusting groove bottom wall End, which is fixedly connected on, to be adjusted in groove bottom wall, and the other end is connected with connecting rod.

As the further setting of the utility model, several thermovents, the thermovent are offered at the top of the chassis Inside is provided with anti-dust filter mesh.

As the further setting of the utility model, one end that the slide bar protrudes into empty slot is fixedly connected with buffer stopper, institute Buffer stopper is stated to be made of cellular silica gel material.

As the further setting of the utility model, shaft, the both ends of the shaft rotation are provided through on the gear It is connected on the two sides inner wall of gear grooved.

Compared with prior art, the utility model has the beneficial effects that

The utility model by steering front wheel be arranged inside dashpot, when mobile platform on roughness pavement when driving, Steering front wheel can jolt, and impact force can act on steering front wheel, so that steering front wheel is pressurized and leans on to dashpot trench bottom Closely, at this moment fixing seat can it is close to dashpot trench bottom and constantly squeeze subtracting between fixing seat and dashpot trench bottom is set Spring is shaken, damping spring, which is pressurized, occurs elastic deformation mitigation impact, while rising as the movement of fixing seat will drive slide bar, by The end surface that slide bar protrudes into inside surge chamber is provided with several teeth, then as the ascending motion of slide bar will drive and tooth The gear motion of the gear rotation of tooth engagement connection, gear and teeth can play buffer function to the rising of slide bar, prevent slide bar Rise too fast, further ensures the buffering and damping effect to steering front wheel, and since gear and engaging for teeth are close, energy Slide bar is accurately limited, guaranteeing will not be crooked when slide bar makees axial ascending motion, and the suitable of slide bar movement has been effectively ensured Smooth property, since one end that slide bar protrudes into empty slot is fixedly connected with buffer stopper, buffer stopper is made of cellular silica gel material, currently When the impact force that deflecting roller is subject to is excessive, slide bar rising can be hit at the top of empty slot, and at this moment buffer stopper can play buffering effect, prevent Slide bar with the shock at the top of empty slot is excessive that slide bar is caused to damage, can effectively extend the service life of slide bar and further serve as The bumper and absorbing shock ability of steering front wheel is effectively improved, so that mobile platform by a series of this setting to buffering and damping effect When driving be not in the jiggly problem of movement on roughness pavement, ensure that the normal use effect of educational robot.

Detailed description of the invention

Fig. 1 is the top view of the utility model；

Fig. 2 is the schematic diagram of internal structure one of the utility model；

Fig. 3 is the schematic diagram of internal structure two of the utility model；

Fig. 4 is the enlarged diagram in Fig. 3 at A.

Appended drawing reference: 1, chassis；2, motor；3, rear drive sprocket；4, dashpot；5, fixing seat；6, idler wheel；7, slide bar；8, Damping spring；9, surge chamber；10, gear grooved；11, gear；12, empty slot；13, through-hole one；14, through-hole two；15, teeth；16, even Extension bar；17, universal wheel；18, regulating tank；19, gag lever post；20, limit hole；21, the first spring；22, second spring；23, it radiates Mouthful；24, anti-dust filter mesh；25, buffer stopper；26, shaft.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It please refers to shown in Fig. 1-3, a kind of educational robot mobile platform, including chassis 1, is fixedly mounted inside chassis 1 There is motor 2, rear drive sprocket 3 is connected on 2 output end of motor, 1 bottom of chassis is provided with dashpot 4, and dashpot 4 is internally provided with Steering front wheel, steering front wheel include the fixing seat 5 that one end is protruded into inside dashpot 4 and the idler wheel being rotatably connected in fixing seat 5 6, one end that fixing seat 5 protrudes into inside dashpot 4 is fixedly connected with slide bar 7, and damping spring 8, damping spring are arranged on slide bar 7 8 one end are fixedly connected on 5 top of fixing seat, and the other end is fixedly connected on 4 bottom of dashpot, is provided with buffering at the top of dashpot 4 Room 9,9 two sides of surge chamber offer gear grooved 10, and gear grooved 10 is internally provided with gear 11, is provided through shaft on gear 11 26,26 both ends of shaft are rotatably connected on the two sides inner wall of gear grooved 10, and empty slot 12,12 bottom of empty slot are provided at the top of surge chamber 9 Portion offers through-hole 1, and 4 bottom of dashpot offers through-hole 2 14, and slide bar 7 sequentially passes through through-hole 1 and through-hole 2 14 is stretched Enter inside surge chamber 9 and empty slot 12, the end surface that slide bar 7 protrudes into inside surge chamber 9 is provided with several and engages with gear 11 The teeth 15 of connection, one end that slide bar 7 protrudes into empty slot 12 are fixedly connected with buffer stopper 25, and buffer stopper 25 is by cellular silica gel material Material is made.

Through the above technical solutions, due to being arranged steering front wheel inside dashpot 4, when mobile platform is in rough road On face when driving, steering front wheel can jolt, and impact force can act on steering front wheel, so that steering front wheel is pressurized and to buffering 4 trench bottom of slot is close, and at this moment fixing seat 5 can be close to 4 trench bottom of dashpot and constantly squeezes setting in fixing seat 5 and dashpot Damping spring 8 between 4 trench bottoms, damping spring 8, which is pressurized, occurs elastic deformation mitigation impact, while with the fortune of fixing seat 5 It is dynamic to will drive the rising of slide bar 7, since the end surface that slide bar 7 protrudes into inside surge chamber 9 is provided with several teeth 15, then with The ascending motion of slide bar 7 will drive the rotation of gear 11 that connection is engaged with teeth 15, the gear motion meeting of gear 11 and teeth 15 Buffer function is played to the rising of slide bar 7, prevents slide bar 7 from rising too fast, further ensures and the buffering of steering front wheel is subtracted Effect is shaken, and since gear 11 and engaging for teeth 15 are close, slide bar 7 can accurately be limited, guarantees that slide bar 7 makees axial direction Will not be crooked when ascending motion, the smoothness of the movement of slide bar 7 is effectively ensured, since one end that slide bar 7 protrudes into empty slot 12 is fixed It is connected with buffer stopper 25, buffer stopper 25 is made of cellular silica gel material, sliding when the impact force that steering front wheel is subject to is excessive The rising of bar 7 can hit 12 top of empty slot, and at this moment buffer stopper 25 can play buffering effect, prevent slide bar 7 and hitting at the top of empty slot 12 Hit it is excessive cause slide bar 7 damage, can effectively extend the service life of slide bar 7 and further function as buffering and damping effect, lead to A series of this setting is crossed, the bumper and absorbing shock ability of steering front wheel is effectively improved, so that mobile platform is in roughness pavement uplink Be not in movement jiggly problem when sailing, ensure that the normal use effect of educational robot.

It please refers to shown in Fig. 4,5 two sides of fixing seat are provided with auxiliary wheel device, and auxiliary wheel device includes connecting rod 16 and consolidates Surely the universal wheel 17 being connected in connecting rod 16 is provided with regulating tank 18 on 5 two sides outer wall of fixing seat, sets inside regulating tank 18 It is equipped with gag lever post 19, connecting rod 16 offers the limit hole 20 being inserted into for gag lever post 19, connection far from one end of universal wheel 17 The first spring 21 is provided between 18 roof of bar 16 and regulating tank, 21 one end of the first spring is fixedly connected on 18 roof of regulating tank On, the other end is connected with connecting rod 16, is provided with second spring 22, second spring 22 between 18 bottom wall of connecting rod 16 and regulating tank One end is fixedly connected on 18 bottom wall of regulating tank, and the other end is connected with connecting rod 16.

Through the above technical solutions, auxiliary wheel device effectively increases due to being provided with auxiliary wheel device in 5 two sides of fixing seat The stability of steering front wheel movement, to prevent steering front wheel from having skidded when driving in smooth road lead to mobile platform The phenomenon that inclination rollover, mobile platform using effect and service life is effectively ensured, and by connecting rod 16 far from universal wheel 17 One end be fixed on inside fixing seat 5 by gag lever post 19, and elastic spacing is carried out by the first spring 21 and second spring 22, When mobile platform on roughness pavement when driving, auxiliary wheel device by impact can squeeze the first spring 21 or second spring 22, the first spring 21 or the compression of second spring 22 can occur elastic deformation and mitigate impact, so that shock absorbing effect is played, thus The stationarity of auxiliary wheel device movement has been effectively ensured.

As a kind of improved specific embodiment, several thermovents 23 are offered at the top of chassis 1, inside thermovent 23 It is provided with anti-dust filter mesh 24.

Through the above technical solutions, thermovent 23 can play heat dissipation effect, prevents motor 2 from crossing heat-induced damage, prolong significantly The service life of motor 2 has been grown, and the setting of anti-dust filter mesh 24 can then play dust-proof effect, prevent dust from passing through thermovent 23 The normal use of motor 2 is impacted inside into chassis 1.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims

1. a kind of educational robot mobile platform, including chassis (1), it is characterised in that: be fixedly mounted inside the chassis (1) Have motor (2), be connected with rear drive sprocket (3) on motor (2) output end, chassis (1) bottom is provided with dashpot (4), the dashpot (4) is internally provided with steering front wheel, and the steering front wheel includes that consolidating for dashpot (4) inside is protruded into one end Reservation (5) and the idler wheel (6) being rotatably connected on fixing seat (5), the fixing seat (5) protrude into the internal one end of dashpot (4) It is fixedly connected with slide bar (7), is arranged with damping spring (8) on the slide bar (7), described damping spring (8) one end is fixedly connected At the top of fixing seat (5), the other end is fixedly connected on dashpot (4) bottom, is provided with surge chamber at the top of the dashpot (4) (9), surge chamber (9) two sides offer gear grooved (10), and the gear grooved (10) is internally provided with gear (11), described slow It rushes at the top of room (9) and is provided with empty slot (12), empty slot (12) bottom offers through-hole one (13), dashpot (4) bottom Through-hole two (14) is offered, the slide bar (7) sequentially passes through through-hole one (13) and through-hole two (14) protrudes into surge chamber (9) and empty slot (12) internal, the end surface that the slide bar (7) protrudes into surge chamber (9) inside is provided with several and engages connection with gear (11) Teeth (15).

2. a kind of educational robot mobile platform according to claim 1, it is characterised in that: the fixing seat (5) two Side is provided with auxiliary wheel device, and the auxiliary wheel device includes connecting rod (16) and is fixedly connected on universal on connecting rod (16) It takes turns (17).

3. a kind of educational robot mobile platform according to claim 2, it is characterised in that: the fixing seat (5) two It is provided on the outer wall of side regulating tank (18), the regulating tank (18) is internally provided with gag lever post (19), the connecting rod (16) One end far from universal wheel (17) offers the limit hole (20) for gag lever post (19) insertion, the connecting rod (16) and adjusting It is provided with the first spring (21) between slot (18) roof, described first spring (21) one end is fixedly connected on regulating tank (18) roof On, the other end is connected with connecting rod (16), is provided with second spring between the connecting rod (16) and regulating tank (18) bottom wall (22), described second spring (22) one end is fixedly connected on regulating tank (18) bottom wall, and the other end is connected with connecting rod (16).

4. a kind of educational robot mobile platform according to claim 1, it is characterised in that: at the top of the chassis (1) Several thermovents (23) are offered, are provided with anti-dust filter mesh (24) inside the thermovent (23).

5. a kind of educational robot mobile platform according to claim 1, it is characterised in that: the slide bar (7) is protruded into One end of empty slot (12) is fixedly connected with buffer stopper (25), and the buffer stopper (25) is made of cellular silica gel material.

6. a kind of educational robot mobile platform according to claim 1, it is characterised in that: passed through on the gear (11) It wears and is equipped with shaft (26), shaft (26) both ends are rotatably connected on the two sides inner wall of gear grooved (10).